#ifndef FRAME_H_
#define FRAME_H_

size_t data_to_dtmfdigits(unsigned char tones[], unsigned char data[], size_t bytes);
size_t dtmfdigits_to_data(unsigned char data[], unsigned char tones[], size_t digits);

size_t encapsulate_data(unsigned char data[], size_t bytes);
size_t unencapsulate_data(unsigned char data[], size_t bytes);

#endif
